From 39b9d1bf544e0fe0d7d889a791a6b94818be5dd4 Mon Sep 17 00:00:00 2001
From: black <black@devblack.de>
Date: Thu, 12 Jun 2025 15:04:00 +0300
Subject: [PATCH] register finalization

---
 emulator/components/Register.cpp | 16 +++++++---------
 emulator/components/Register.h   | 33 +++++++++++++++++++++++++-------
 2 files changed, 33 insertions(+), 16 deletions(-)

diff --git a/emulator/components/Register.cpp b/emulator/components/Register.cpp
index d80c76a..4d5e48b 100644
--- a/emulator/components/Register.cpp
+++ b/emulator/components/Register.cpp
@@ -5,17 +5,15 @@
 #include "Register.h"
 
 
-Register* Register::getInstance() {
-    if (m_instance == nullptr) {
-        m_instance = new Register();
-    } else {
-        m_instance = new Register();
-    }
-    return m_instance;
+Register& Register::getInstance() {
+    static Register instance;
+    return instance;
 }
 
-void Register::setRegister() {
+void Register::setRegister(const int reg, const int value) {
+    m_registers[reg] = value;
 }
 
-int Register::getRegister(int r) {
+int Register::getRegister(const int reg) const {
+    return m_registers[reg];
 }
diff --git a/emulator/components/Register.h b/emulator/components/Register.h
index d8fa141..c6c2ced 100644
--- a/emulator/components/Register.h
+++ b/emulator/components/Register.h
@@ -5,6 +5,8 @@
 #ifndef REGISTER_H
 #define REGISTER_H
 
+/// Eine Registerklasse als Singleton implementiert.
+/// Als Speicher (Registers) wird ein int Array genutzt.
 
 
 class Register {
@@ -12,19 +14,36 @@ class Register {
 private:
     Register() = default;
 
+    /// Singleton instance
     static Register *m_instance;
+    /// "Echter" Register Speicher
+    int m_registers[32];
 
 public:
-    static Register* getInstance();
+    /// Singleton Logik
+    Register(const Register &) = delete;
+    Register(const Register &&) = delete;
+    Register& operator=(const Register &) = delete;
+    Register& operator=(const Register &&) = delete;
+    ~Register() = default;
 
-    void setRegister();
+    static Register& getInstance();
 
-    int getRegister(int r);
+    /**
+     * Speichert den angegebenen Wert im angegebenen Register
+     *
+     * @param reg Die Position des Registers
+     * @param value Der Wert für das Register
+     */
+    void setRegister(int reg, int value);
+
+    /**
+     *
+     * @param reg Die Position des Registers
+     * @return Der Wert des Registers
+     */
+    int getRegister(int reg) const;
 
 };
 
-Register *Register::m_instance = nullptr;
-
-
-
 #endif //REGISTER_H